Phrase guide

cold welding

noun · verb · 2 senses · updated from the 2026-07-25 local source snapshot

Definitions and examples are grouped by meaning. Pronunciation, history, word forms, translations, descendants, synonyms, antonyms, derived terms, and related words appear whenever the source provides them.

Sound

Pronunciation

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1

noun

Meaning 1

A phenomenon where in a vacuum, two clean oxide-less uncoated metal surfaces will fuse, weld, or merge together when they come into contact with each other, without any other action required (without fusion heating).

Definition source: English Wiktionary via Wiktextract

Usage: uncountable

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: contact welding

Antonyms: none provided

2

verb

Meaning 2

present participle and gerund of cold weld

Definition source: English Wiktionary via Wiktextract

Usage: form-of, gerund, participle, present

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

History

Etymology

From cold + welding. From being a form of welding not requiring adding heat.

See the etymology of the corresponding lemma form.

Across languages

Translations

1 source translations are retained for this English entry.

  • Finnish: kylmähitsaus — type of welding